<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>小米模块浮动</title>
    <style>
        .box {
            width: 1226px;
            height: 615px;
            margin: 0 auto;

        }

        .box1 {
            width: 234px;
            height: 615px;
            background: #800080;
            float: left;
        }

        .box3 {
            width: 234px;
            height: 300px;
            background: #87ceeb;
            float: left;
            margin-left: 14px;
        }

        .box4 {
            width: 234px;
            height: 300px;
            background: #87ceeb;
            float: left;
            margin-left: 14px;
            margin-top: 14px;
        }
    </style>
</head>

<body>
    <div class="box">
        <div class="box1">
        </div>
        <div class="box3"></div>
        <div class="box3"></div>
        <div class="box3"></div>
        <div class="box3"></div>
        <div class="box4"></div>
        <div class="box4"></div>
        <div class="box4"></div>
        <div class="box4"></div>
    </div>
</body>

</html>